[Bug 83677] [HSW] GPU HANG: ecode 0:0x87d3bffa on ctx load

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=83677

--- Comment #70 from Hugh Greenberg <hugegreenbug at gmail.com> ---
(In reply to Rainer Hochecker from comment #69)
> (In reply to Hugh Greenberg from comment #68)
> > Chris Wilson gave me the following kernel parameter to try:
> > 
> > i915.enable_ppgtt=0
> > 
> > on a stock kernel (not including the giant patch referenced here) and I have
> > not been able to reproduce the hangs with it. I've tested with kernel 3.17.1
> > and 3.17.2.  Please confirm or deny that this works for you.  Thanks.
> 
> I tried this 3 weeks ago and did not help:
> https://bugs.freedesktop.org/show_bug.cgi?id=80229#c62

Yes, you are right.  I just experienced the hang again.  Sorry.

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